#include <cstdio>
#include <algorithm>
using namespace std;
int v[4000001];
int main()
{
    int n,k,i;
    freopen("sdo.in","r",stdin);
    freopen("sdo.out","w",stdout);
    scanf("%d%d",&n,&k);
    for(i=1; i<=n; i++)
        scanf("%d",&v[i]);
    nth_element(v+1,v+k,v+1+n);
    printf("%d",v[k]);

    return 0;
}